Two medicines, side by side

Amitriptyline vs dopamine

Amitriptyline is labeled for depression; dopamine has no indication this site maps. Their labels share no use, so they are not alternatives to each other. Drugs@FDA records approvals of amitriptyline since 1961 and of dopamine since 1974. In FDA's classes, amitriptyline is a tricyclic antidepressant and dopamine a catecholamine.

Check it at the source: the amitriptyline FDA label on DailyMed (effective September 8, 2026); the dopamine FDA label on DailyMed (effective May 12, 2026).

Highlights of the amitriptyline record

Amitriptyline (Elavil) · label of September 8, 2026

Boxed warning

Suicidality and Antidepressant Drugs: Antidepressants increased the risk compared to placebo of suicidal thinking and behavior (suicidality) in children, adolescents, and young adults in short-term studies of major depressive disorder (MDD) and other psychiatric disorders. Anyone considering the use of amitriptyline hydrochloride or any other antidepressant in a child, adolescent, or young adult must balance this risk with the clinical need.

Used for

From the label: indications
For the relief of symptoms of depression. Endogenous depression is more likely to be alleviated than are other depressive states.

On the market

Earliest approval on file: April 7, 1961
Generic labelers: 34 labelers
Pharmacy cost: $0.03 per tablet

Supply and safety

Shortage: No current entry
Recalls: 2

Highlights of the dopamine record

Dopamine (Intropin) · label of May 12, 2026

Used for

From the label: indications
Dopamine Hydrochloride in Dextrose Injection is indicated to improve hemodynamic status in patients in distributive shock, or shock due to reduced cardiac output. Dopamine HCl in Dextrose Injection is a catecholamine indicated to improve hemodynamic status in patients in shock.

On the market

Earliest approval on file: February 25, 1974
Generic labelers: 4 labelers
Pharmacy cost: Not in the survey

Supply and safety

Shortage: In shortage
Recalls: 2

Source: FDA drug labels via openFDA (Amitriptyline label of September 8, 2026, Dopamine label of May 12, 2026); NDC Directory, Drugs@FDA, NADAC, FDA shortages and recalls (October 8, 2026)

How do amitriptyline and dopamine differ on the record?

In FDA's classes, amitriptyline is a tricyclic antidepressant and dopamine a catecholamine.

How each works, in its label's words: Amitriptyline, “It is not a monoamine oxidase inhibitor and it does not act primarily by stimulation of the central nervous system.”; Dopamine, “Dopamine is a natural catecholamine formed by the decarboxylation of 3,4-dihydroxyphenylalanine (DOPA).”

Only the amitriptyline label carries a boxed warning.

Generics: amitriptyline since 1976; dopamine since 1985 (Drugs@FDA).

	Amitriptyline	Dopamine
Labeled for	Depression	n/a
Pharmacologic class	Tricyclic Antidepressant	Catecholamine
How it works (label)	in man is not known. It is not a monoamine oxidase inhibitor and it does not act primarily by stimulation of the central nervous system.	Dopamine is a natural catecholamine formed by the decarboxylation of 3,4-dihydroxyphenylalanine (DOPA).
Half-life (label)	n/a	Elimination The half-life of dopamine in adults is less than 2 minutes.
Earliest approval on file (Drugs@FDA)	April 7, 1961	February 25, 1974
First generic approved	November 16, 1976	October 23, 1985
Generic labelers (NDC)	34 labelers	4 labelers
Pharmacy cost (NADAC, each one's most listed form; strengths differ)	$0.03 per tablet (Amitriptyline HCl 10 mg tablet)	n/a
12-month price change	-19%	n/a
Boxed warning	Yes	No
Shortage now	No current entry	In shortage
Recalls recorded	2	2
FAERS reports (a report is not proof of cause; counts follow how widely a medicine is used)	17,441	3,763
DEA schedule	none	none

Source: Drugs@FDA, FDA NDC Directory, CMS NADAC of October 7, 2026, FDA shortages and recalls, FAERS via openFDA (FDA files October 8, 2026)

Do their labels mention each other?

Dopamine label, drug interactions
Tricyclic Antidepressants Clinical Impact: Concomitant use may potentiate the cardiovascular effects of dopamine (e.g., hypertension). Intervention: Monitor blood pressure. Examples: amitriptyline, desipramine, doxepin, imipramine, nortriptyline.

What both labels say about taking them together

Source: FDA drug labels via openFDA

What do the labels say about using others of their kind?

Amitriptyline label, warnings
If concomitant use of amitriptyline hydrochloride with other serotonergic drugs, including triptans, tricyclic antidepressants, fentanyl, lithium, tramadol, buspirone, tryptophan, and St. John’s Wort is clinically warranted, patients should be made aware of a potential increased risk for serotonin syndrome, particularly during treatment initiation and dose increases.

Source: FDA drug labels via openFDA

What next?

Amitriptyline: the full record
Dopamine: the full record
Alternatives to amitriptyline: every medicine labeled for the same conditions